Hands across the generation gap
Amy Herzog's 4000 Miles is a charming, naturalistic family drama. It has no agenda, no big ideas, just an excellent cast portraying characters who feel like family - which is saying quite a lot. It is exactly the kind of play that gets nominated for the Pulitzer Prize for drama (as it did this year), and exactly the kind of play the Philadelphia Theatre Company favors. Mary B. Robinson directs with a light, affection…